Troxler Enhanced RoadReader Plus 3451, Manual Of Operation And Instruction

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Model 3451 4–
ASPHALT MODE
To measure the density of asphalt, or hardened concrete of 4 inches
or more, follow the steps below:
✓
Prepare the test site as described on page 4–9.
✓
Place the gauge on the test area.
✓
Lower the source rod to the backscatter position. Release the
trigger. Gently tap on the handle over the source rod to lock the
source rod into position. You should hear a
click when the
source rod locks into position.
✓
Press the
〈
Take a Reading
〉
button on the RoadReader Plus
main menu (see Figure 3–11).

In the Manual depth mode (see page 5–10), the PDA
prompts for the source rod depth. Enter the source rod depth
and press the
〈
Ok
〉
button.

In the Automatic depth mode, the gauge software reads the
depth strip on the source rod to determine the source rod
depth.
✓
While the gauge is taking a measurement, the PDA displays the
time remaining.
✓
After the count time, the gauge collects the count information
and GPS data, and then transmits this data to the PDA.
✓
The PDA displays the prompt
Would you like to add
project notes?
This enables the operator to enter project
notes to be stored with the measurement results.

To continue without entering project notes, press
〈
No
〉
.

To add project notes, press
〈
Yes
〉
. The PDA displays a
Project Notes
screen similar to the one shown in Figure
4–7 on page 4–12. Enter the desired notes and press
〈
Ok
〉
.
Troxler recommends that the information entered as project
notes does not exceed 40 characters.
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